You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
542 lines
17 KiB
542 lines
17 KiB
<template> |
|
<view class="u-upload" :style="[$u.addStyle(customStyle)]"> |
|
<view class="u-upload__wrap" v-if="previewImage"> |
|
<view |
|
class="u-upload__wrap__preview" |
|
v-for="(item, index) in lists" |
|
:key="index" |
|
> |
|
<image |
|
v-if="item.isImage || (item.type && item.type === 'image')" |
|
:src="item.thumb || item.url" |
|
:mode="imageMode" |
|
class="u-upload__wrap__preview__image" |
|
@tap="onPreviewImage(item)" |
|
:style="{ |
|
width: $u.addUnit(width), |
|
height: $u.addUnit(height) |
|
}" |
|
/> |
|
<view |
|
v-else |
|
class="u-upload__wrap__preview__other" |
|
> |
|
<u-icon |
|
color="#80CBF9" |
|
size="26" |
|
:name="item.isVideo || (item.type && item.type === 'video') ? 'movie' : 'folder'" |
|
></u-icon> |
|
<text class="u-upload__wrap__preview__other__text">{{item.isVideo || (item.type && item.type === 'video') ? '视频' : '文件'}}</text> |
|
</view> |
|
<view |
|
class="u-upload__status" |
|
v-if="item.status === 'uploading' || item.status === 'failed'" |
|
> |
|
<view class="u-upload__status__icon"> |
|
<u-icon |
|
v-if="item.status === 'failed'" |
|
name="close-circle" |
|
color="#ffffff" |
|
size="25" |
|
/> |
|
<u-loading-icon |
|
size="22" |
|
mode="circle" |
|
color="#ffffff" |
|
v-else |
|
/> |
|
</view> |
|
<text |
|
v-if="item.message" |
|
class="u-upload__status__message" |
|
>{{ item.message }}</text> |
|
</view> |
|
<view |
|
class="u-upload__deletable" |
|
v-if="item.status !== 'uploading' && (deletable || item.deletable)" |
|
@tap.stop="deleteItem(index)" |
|
> |
|
<view class="u-upload__deletable__icon"> |
|
<u-icon |
|
name="close" |
|
color="#ffffff" |
|
size="10" |
|
></u-icon> |
|
</view> |
|
</view> |
|
<view |
|
class="u-upload__success" |
|
v-if="item.status === 'success'" |
|
> |
|
<!-- #ifdef APP-NVUE --> |
|
<image |
|
:src="successIcon" |
|
class="u-upload__success__icon" |
|
></image> |
|
<!-- #endif --> |
|
<!-- #ifndef APP-NVUE --> |
|
<view class="u-upload__success__icon"> |
|
<u-icon |
|
name="checkmark" |
|
color="#ffffff" |
|
size="12" |
|
></u-icon> |
|
</view> |
|
<!-- #endif --> |
|
</view> |
|
</view> |
|
<template v-if="isInCount"> |
|
<view |
|
v-if="$slots.default || $slots.$default" |
|
@tap="chooseFile" |
|
> |
|
<slot /> |
|
</view> |
|
<view |
|
v-else |
|
class="u-upload__button" |
|
:hover-class="!disabled && 'u-upload__button--hover'" |
|
hover-stay-time="150" |
|
@tap="chooseFile" |
|
:class="[disabled && 'u-upload__button--disabled']" |
|
> |
|
<u-icon |
|
:name="uploadIcon" |
|
size="26" |
|
:color="uploadIconColor" |
|
></u-icon> |
|
<text |
|
v-if="uploadText" |
|
class="u-upload__button__text" |
|
>{{ uploadText }}</text> |
|
</view> |
|
</template> |
|
</view> |
|
|
|
</view> |
|
</template> |
|
|
|
<script> |
|
import { |
|
chooseFile |
|
} from './utils'; |
|
import mixin from './mixin.js'; |
|
import props from './props.js'; |
|
|
|
/** |
|
* upload 上传 |
|
* @description 该组件用于上传图片场景 |
|
* @tutorial https://uviewui.com/components/upload.html |
|
* @property {String} accept 接受的文件类型, 可选值为all media image file video （默认 'image' ） |
|
* @property {String | Array} capture 图片或视频拾取模式，当accept为image类型时设置capture可选额外camera可以直接调起摄像头（默认 ['album', 'camera'] ） |
|
* @property {Boolean} compressed 当accept为video时生效，是否压缩视频，默认为true（默认 true ） |
|
* @property {String} camera 当accept为video时生效，可选值为back或front（默认 'back' ） |
|
* @property {Number} maxDuration 当accept为video时生效，拍摄视频最长拍摄时间，单位秒（默认 60 ） |
|
* @property {String} uploadIcon 上传区域的图标，只能内置图标（默认 'camera-fill' ） |
|
* @property {String} uploadIconColor 上传区域的图标的字体颜色，只能内置图标（默认 #D3D4D6 ） |
|
* @property {Boolean} useBeforeRead 是否开启文件读取前事件（默认 false ） |
|
* @property {Boolean} previewFullImage 是否显示组件自带的图片预览功能（默认 true ） |
|
* @property {String | Number} maxCount 最大上传数量（默认 52 ） |
|
* @property {Boolean} disabled 是否启用（默认 false ） |
|
* @property {String} imageMode 预览上传的图片时的裁剪模式，和image组件mode属性一致（默认 'aspectFill' ） |
|
* @property {String} name 标识符，可以在回调函数的第二项参数中获取 |
|
* @property {Array} sizeType 所选的图片的尺寸, 可选值为original compressed（默认 ['original', 'compressed'] ） |
|
* @property {Boolean} multiple 是否开启图片多选，部分安卓机型不支持 （默认 false ） |
|
* @property {Boolean} deletable 是否展示删除按钮（默认 true ） |
|
* @property {String | Number} maxSize 文件大小限制，单位为byte （默认 Number.MAX_VALUE ） |
|
* @property {Array} fileList 显示已上传的文件列表 |
|
* @property {String} uploadText 上传区域的提示文字 |
|
* @property {String | Number} width 内部预览图片区域和选择图片按钮的区域宽度（默认 80 ） |
|
* @property {String | Number} height 内部预览图片区域和选择图片按钮的区域高度（默认 80 ） |
|
* @property {Object} customStyle 组件的样式，对象形式 |
|
* @event {Function} afterRead 读取后的处理函数 |
|
* @event {Function} beforeRead 读取前的处理函数 |
|
* @event {Function} oversize 文件超出大小限制 |
|
* @event {Function} clickPreview 点击预览图片 |
|
* @event {Function} delete 删除图片 |
|
* @example <u-upload :action="action" :fileList="fileList" ></u-upload> |
|
*/ |
|
export default { |
|
name: "u-upload", |
|
mixins: [uni.$u.mpMixin, uni.$u.mixin, mixin,props], |
|
data() { |
|
return { |
|
// #ifdef APP-NVUE |
|
successIcon: 'data:image/png;base64,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', |
|
// #endif |
|
lists: [], |
|
isInCount: true, |
|
} |
|
}, |
|
watch: { |
|
// 监听文件列表的变化，重新整理内部数据 |
|
fileList: { |
|
immediate: true, |
|
handler() { |
|
this.formatFileList() |
|
} |
|
}, |
|
}, |
|
methods: { |
|
formatFileList() { |
|
const { |
|
fileList = [], maxCount |
|
} = this; |
|
const lists = fileList.map((item) => |
|
Object.assign(Object.assign({}, item), { |
|
isImage: uni.$u.test.image(item.url), |
|
isVideo: uni.$u.test.video(item.url), |
|
deletable: typeof(item.deletable) === 'boolean' ? item.deletable : true, |
|
}) |
|
); |
|
this.lists = lists |
|
this.isInCount = lists.length < maxCount |
|
}, |
|
chooseFile() { |
|
const { |
|
maxCount, |
|
multiple, |
|
lists, |
|
disabled |
|
} = this; |
|
if (disabled) return; |
|
chooseFile( |
|
Object.assign({ |
|
accept: this.accept, |
|
multiple: this.multiple, |
|
capture: this.capture, |
|
compressed: this.compressed, |
|
maxDuration: this.maxDuration, |
|
sizeType: this.sizeType, |
|
camera: this.camera, |
|
}, { |
|
maxCount: maxCount - lists.length, |
|
}) |
|
) |
|
.then((res) => { |
|
this.onBeforeRead(multiple ? res : res[0]); |
|
}) |
|
.catch((error) => { |
|
this.$emit('error', error); |
|
}); |
|
}, |
|
// 文件读取之前 |
|
onBeforeRead(file) { |
|
const { |
|
beforeRead, |
|
useBeforeRead, |
|
} = this; |
|
let res = true |
|
// beforeRead是否为一个方法 |
|
if (uni.$u.test.func(beforeRead)) { |
|
// 如果用户定义了此方法，则去执行此方法，并传入读取的文件回调 |
|
res = beforeRead(file, this.getDetail()); |
|
} |
|
if (useBeforeRead) { |
|
res = new Promise((resolve, reject) => { |
|
this.$emit( |
|
'beforeRead', |
|
Object.assign(Object.assign({ |
|
file |
|
}, this.getDetail()), { |
|
callback: (ok) => { |
|
ok ? resolve() : reject(); |
|
}, |
|
}) |
|
); |
|
}); |
|
} |
|
if (!res) { |
|
return; |
|
} |
|
if (uni.$u.test.promise(res)) { |
|
res.then((data) => this.onAfterRead(data || file)); |
|
} else { |
|
this.onAfterRead(file); |
|
} |
|
}, |
|
getDetail(index) { |
|
return { |
|
name: this.name, |
|
index: index == null ? this.fileList.length : index, |
|
}; |
|
}, |
|
onAfterRead(file) { |
|
const { |
|
maxSize, |
|
afterRead |
|
} = this; |
|
const oversize = Array.isArray(file) ? |
|
file.some((item) => item.size > maxSize) : |
|
file.size > maxSize; |
|
if (oversize) { |
|
this.$emit('oversize', Object.assign({ |
|
file |
|
}, this.getDetail())); |
|
return; |
|
} |
|
if (typeof afterRead === 'function') { |
|
afterRead(file, this.getDetail()); |
|
} |
|
this.$emit('afterRead', Object.assign({ |
|
file |
|
}, this.getDetail())); |
|
}, |
|
deleteItem(index) { |
|
this.$emit( |
|
'delete', |
|
Object.assign(Object.assign({}, this.getDetail(index)), { |
|
file: this.fileList[index], |
|
}) |
|
); |
|
}, |
|
// 预览图片 |
|
onPreviewImage(item) { |
|
if (!item.isImage || !this.previewFullImage) return |
|
uni.previewImage({ |
|
// 先filter找出为图片的item，再返回filter结果中的图片url |
|
urls: this.lists.filter((item) => uni.$u.test.image(item.url)).map((item) => item.url), |
|
current: item.url, |
|
fail() { |
|
uni.$u.toast('预览图片失败') |
|
}, |
|
}); |
|
}, |
|
onPreviewVideo(event) { |
|
if (!this.data.previewFullImage) return; |
|
const { |
|
index |
|
} = event.currentTarget.dataset; |
|
const { |
|
lists |
|
} = this.data; |
|
wx.previewMedia({ |
|
sources: lists |
|
.filter((item) => isVideoFile(item)) |
|
.map((item) => |
|
Object.assign(Object.assign({}, item), { |
|
type: 'video' |
|
}) |
|
), |
|
current: index, |
|
fail() { |
|
wx.showToast({ |
|
title: '预览视频失败', |
|
icon: 'none' |
|
}); |
|
}, |
|
}); |
|
}, |
|
onClickPreview(event) { |
|
const { |
|
index |
|
} = event.currentTarget.dataset; |
|
const item = this.data.lists[index]; |
|
this.$emit( |
|
'click-preview', |
|
Object.assign(Object.assign({}, item), this.getDetail(index)) |
|
); |
|
} |
|
} |
|
} |
|
</script> |
|
|
|
<style lang="scss" scoped> |
|
@import '../../libs/css/components.scss'; |
|
$u-upload-preview-border-radius: 2px !default; |
|
$u-upload-preview-margin: 0 8px 8px 0 !default; |
|
$u-upload-image-width:80px !default; |
|
$u-upload-image-height:$u-upload-image-width; |
|
$u-upload-other-bgColor: rgb(242, 242, 242) !default; |
|
$u-upload-other-flex:1 !default; |
|
$u-upload-text-font-size:11px !default; |
|
$u-upload-text-color:$u-tips-color !default; |
|
$u-upload-text-margin-top:2px !default; |
|
$u-upload-deletable-right:0 !default; |
|
$u-upload-deletable-top:0 !default; |
|
$u-upload-deletable-bgColor:rgb(55, 55, 55) !default; |
|
$u-upload-deletable-height:14px !default; |
|
$u-upload-deletable-width:$u-upload-deletable-height; |
|
$u-upload-deletable-boder-bottom-left-radius:100px !default; |
|
$u-upload-deletable-zIndex:3 !default; |
|
$u-upload-success-bottom:0 !default; |
|
$u-upload-success-right:0 !default; |
|
$u-upload-success-border-top-color:transparent !default; |
|
$u-upload-success-border-left-color:transparent !default; |
|
$u-upload-success-border-bottom-color: $u-success !default; |
|
$u-upload-success-border-right-color:$u-upload-success-border-bottom-color; |
|
$u-upload-success-border-width:9px !default; |
|
$u-upload-icon-top:0px !default; |
|
$u-upload-icon-right:0px !default; |
|
$u-upload-icon-h5-top:1px !default; |
|
$u-upload-icon-h5-right:0 !default; |
|
$u-upload-icon-width:16px !default; |
|
$u-upload-icon-height:$u-upload-icon-width; |
|
$u-upload-success-icon-bottom:-10px !default; |
|
$u-upload-success-icon-right:-10px !default; |
|
$u-upload-status-right:0 !default; |
|
$u-upload-status-left:0 !default; |
|
$u-upload-status-bottom:0 !default; |
|
$u-upload-status-top:0 !default; |
|
$u-upload-status-bgColor:rgba(0, 0, 0, 0.5) !default; |
|
$u-upload-status-icon-Zindex:1 !default; |
|
$u-upload-message-font-size:12px !default; |
|
$u-upload-message-color:#FFFFFF !default; |
|
$u-upload-message-margin-top:5px !default; |
|
$u-upload-button-width:80px !default; |
|
$u-upload-button-height:$u-upload-button-width; |
|
$u-upload-button-bgColor:rgb(244, 245, 247) !default; |
|
$u-upload-button-border-radius:2px !default; |
|
$u-upload-botton-margin: 0 8px 8px 0 !default; |
|
$u-upload-text-font-size:11px !default; |
|
$u-upload-text-color:$u-tips-color !default; |
|
$u-upload-text-margin-top: 2px !default; |
|
$u-upload-hover-bgColor:rgb(240, 241, 243) !default; |
|
$u-upload-disabled-opacity:.5 !default; |
|
|
|
.u-upload { |
|
@include flex; |
|
|
|
&__wrap { |
|
@include flex; |
|
flex-wrap: wrap; |
|
flex: 1; |
|
|
|
&__preview { |
|
border-radius: $u-upload-preview-border-radius; |
|
margin: $u-upload-preview-margin; |
|
position: relative; |
|
overflow: hidden; |
|
@include flex; |
|
|
|
&__image { |
|
width: $u-upload-image-width; |
|
height: $u-upload-image-height; |
|
} |
|
|
|
&__other { |
|
width: $u-upload-image-width; |
|
height: $u-upload-image-height; |
|
background-color: $u-upload-other-bgColor; |
|
flex: $u-upload-other-flex; |
|
@include flex(column); |
|
justify-content: center; |
|
align-items: center; |
|
|
|
&__text { |
|
font-size: $u-upload-text-font-size; |
|
color: $u-upload-text-color; |
|
margin-top: $u-upload-text-margin-top; |
|
} |
|
} |
|
} |
|
} |
|
|
|
&__deletable { |
|
position: absolute; |
|
top: $u-upload-deletable-top; |
|
right: $u-upload-deletable-right; |
|
background-color: $u-upload-deletable-bgColor; |
|
height: $u-upload-deletable-height; |
|
width: $u-upload-deletable-width; |
|
@include flex; |
|
border-bottom-left-radius: $u-upload-deletable-boder-bottom-left-radius; |
|
align-items: center; |
|
justify-content: center; |
|
z-index: $u-upload-deletable-zIndex; |
|
|
|
&__icon { |
|
position: absolute; |
|
transform: scale(0.7); |
|
top: $u-upload-icon-top; |
|
right: $u-upload-icon-right; |
|
/* #ifdef H5 */ |
|
top: $u-upload-icon-h5-top; |
|
right: $u-upload-icon-h5-right; |
|
/* #endif */ |
|
} |
|
} |
|
|
|
&__success { |
|
position: absolute; |
|
bottom: $u-upload-success-bottom; |
|
right: $u-upload-success-right; |
|
@include flex; |
|
// 由于weex(nvue)为阿里巴巴的KPI(部门业绩考核)的laji产物，不支持css绘制三角形 |
|
// 所以在nvue下使用图片，非nvue下使用css实现 |
|
/* #ifndef APP-NVUE */ |
|
border-top-color: $u-upload-success-border-top-color; |
|
border-left-color: $u-upload-success-border-left-color; |
|
border-bottom-color: $u-upload-success-border-bottom-color; |
|
border-right-color: $u-upload-success-border-right-color; |
|
border-width: $u-upload-success-border-width; |
|
align-items: center; |
|
justify-content: center; |
|
/* #endif */ |
|
|
|
&__icon { |
|
/* #ifndef APP-NVUE */ |
|
position: absolute; |
|
transform: scale(0.7); |
|
bottom: $u-upload-success-icon-bottom; |
|
right: $u-upload-success-icon-right; |
|
/* #endif */ |
|
/* #ifdef APP-NVUE */ |
|
width: $u-upload-icon-width; |
|
height: $u-upload-icon-height; |
|
/* #endif */ |
|
} |
|
} |
|
|
|
&__status { |
|
position: absolute; |
|
top: $u-upload-status-top; |
|
bottom: $u-upload-status-bottom; |
|
left: $u-upload-status-left; |
|
right: $u-upload-status-right; |
|
background-color: $u-upload-status-bgColor; |
|
@include flex(column); |
|
align-items: center; |
|
justify-content: center; |
|
|
|
&__icon { |
|
position: relative; |
|
z-index: $u-upload-status-icon-Zindex; |
|
} |
|
|
|
&__message { |
|
font-size: $u-upload-message-font-size; |
|
color: $u-upload-message-color; |
|
margin-top: $u-upload-message-margin-top; |
|
} |
|
} |
|
|
|
&__button { |
|
@include flex(column); |
|
align-items: center; |
|
justify-content: center; |
|
width: $u-upload-button-width; |
|
height: $u-upload-button-height; |
|
background-color: $u-upload-button-bgColor; |
|
border-radius: $u-upload-button-border-radius; |
|
margin: $u-upload-botton-margin; |
|
/* #ifndef APP-NVUE */ |
|
box-sizing: border-box; |
|
/* #endif */ |
|
|
|
&__text { |
|
font-size: $u-upload-text-font-size; |
|
color: $u-upload-text-color; |
|
margin-top: $u-upload-text-margin-top; |
|
} |
|
|
|
&--hover { |
|
background-color: $u-upload-hover-bgColor; |
|
} |
|
|
|
&--disabled { |
|
opacity: $u-upload-disabled-opacity; |
|
} |
|
} |
|
} |
|
</style>
|
|
|